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1、华北电力大学硕士学位论文AbstractInrecentyears,manyfactorshavebeenrestrictingafurtherdevelopmentofthepowergrid.Forexample,theoldlinescannotmeetthedemandofusers,thenewlinescanonlyallownarrowlinecorridors,theoldlinesaredifficulttorebuild,etc.Withthedevelopmentofindustryandagricultureandthevigor
2、ousdevelopmentofanimalhusbandry,althoughWestInnerMongoliaPowerGridareaissparselypopulatedandthelinecorridorsarerelativelybounteous,WestInnerMongoliaPowerGridalsoencounterssimilarproblems.Inordertoimprovethetransportcapacity,forwhichweneedtosolvetheproblemoflowtransmissioncapacity
3、andrapidincreaseofload,WestInnerMongoliaPowerGridbegantopromotetheuseofaluminumconductorcompositecore(ACCC).Thewirehasmassivefeatures,likehighstrength,lightweight,highelasticmodulus,smalllinearexpansioncoefficient,smallsag,smalllineloss,largecarryingcapacityandcorrosionresistance
4、.Intheolderdesignofoverheadline,mostlinewiresaresteelcorealuminumstrand,whichleadstothelackoftheexperienceinACCCdesign.Therefore,theresearchofACCCisofgreatsignificanceintheconfirmationofreasonabledesignscheme,anddesignexperienceaccumulation.Thispaperfirstintroducesthedevelopmenta
5、ndfeaturesofACCC.ThroughthecomparisonbetweenACCCandsteelcorealuminumstrandedwire,thereisanillustrationofphysicalandstructuralfeatures.ThentheeconomicindicatorsofACCCsurface,bycomparingtheeconomicparametersofthedesigns..CombinedwithCharacteristicanalysisandexampledesign,thepapersu
6、mmarizestheexactproblemsencounteredintheprocessofdesignandthecorrespondingsolution.Onthatbasis,instructionalconclusionofACCCdesignisdrawn.What’smore,throughthecharacteristicanalysisandeconomicanalysis,theapplicationscopeofACCCinWestInnerMongoliaPowerGridaswellasthemattersneedinga
7、ttentionaregiven.Keywords:aluminumconductorcompositecore,transmissionlinedesign,characteristicanalysis,economicanalysis,exampledesignII华北电力大学硕士学位论文目录摘要.................................................................................................................................
8、....IAbstract...........................
